IHC Construction Companies LLC is a diverse contracting company. Diverse in what we build and how we build it. With a Corporate Office located in the Northwest Illinois suburb of Elgin and a Southeast Regional Office in Marietta, Georgia, we build public and private institutions that service our communities, along with the infrastructure that connects them. Our project diversity creates a synergy of knowledge, problem solving and service that builds excellent projects and experiences for our clientele. As General Contractors, Construction Managers and Design-Builders, we build. We fully engage on our projects under all delivery models. We are a company of resources in both skilled labor and construction equipment that gives us the ability to agilely react to the wide variety of circumstances that can arise during a construction project. Since 1906, we are a company with a solid reputation among our clientele and the sub-contract community. If you’re looking for a contractor who provides value and excellent service with a hands-on get it done attitude, hire us.